198475989680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4212139}}^1$

素因数の和:4212202

約数の個数: 80

約数和(自身を含む): 501413145600

約数和(自身を除く): 302937155920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4712, 5890, 9424, 11780, 23560, 47120, 4212139, 8424278, 16848556, 21060695, 33697112, 42121390, 67394224, 80030641, 84242780, 130576309, 160061282, 168485560, 261152618, 320122564, 336971120, 400153205, 522305236, 640245128, 652881545, 800306410, 1044610472, 1280490256, 1305763090, 1600612820, 2089220944, 2480949871, 2611526180, 3201225640, 4961899742, 5223052360, 6402451280, 9923799484, 10446104720, 12404749355, 19847598968, 24809498710, 39695197936, 49618997420, 99237994840, 198475989680]

約数ペア:

[(1, 198475989680), (2, 99237994840), (4, 49618997420), (5, 39695197936), (8, 24809498710), (10, 19847598968), (16, 12404749355), (19, 10446104720), (20, 9923799484), (31, 6402451280), (38, 5223052360), (40, 4961899742), (62, 3201225640), (76, 2611526180), (80, 2480949871), (95, 2089220944), (124, 1600612820), (152, 1305763090), (155, 1280490256), (190, 1044610472), (248, 800306410), (304, 652881545), (310, 640245128), (380, 522305236), (496, 400153205), (589, 336971120), (620, 320122564), (760, 261152618), (1178, 168485560), (1240, 160061282), (1520, 130576309), (2356, 84242780), (2480, 80030641), (2945, 67394224), (4712, 42121390), (5890, 33697112), (9424, 21060695), (11780, 16848556), (23560, 8424278), (47120, 4212139)]